Cage for cervical spine



FIG. 1 is a perspective view of a cage for cervical spine.

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

CLAIM I claim the ornamental design for a cage for cervical spine, as shown and described. 